6(1)For the purposes of sections 145 and 146 of the principal Act (general powers of inspectors and power of an inspector to require remedy for immediate or apprehended danger) a closed tip shall be deemed to form part of the mine or quarry with which it is associated.
(2)In section 145(2) of the principal Act (penalties relating to powers of inspectors) after the words " this section " in paragraph (a) and the words " the foregoing subsection" in paragraph (b) there shall be inserted the words " or subsections (4) and (5) of section 3 of the Mines and Quarries (Tips) Act 1969 ".
(3)In so far as a notice under section 146 of the principal Act relates to, or to any matter, thing or practice at, a closed tip, any reference in that section to the responsible person shall be construed as a reference to the owner of the mine.